# 已知从凌晨 0:0:0 到现在已经过了 63320 秒, 请问现在是 几时几分几秒?




total_second = 63320
second = total_second % 60
total_minute = total_second // 60  # 求出总的分钟数
minute = total_minute % 60  # 求出分钟数
hour = total_minute // 60

print(hour, ":", minute, ":", second, sep='')
